From Naples and Bari :

A16 motorway, Avellino Est exit, turn onto the SS7 towards Naples as far as the entrance to the SS Ofantina. Continue for about 15 Km following the Paternopoli signs and exit at the Poppano junction

From Salerno :

take the Sa-Av junction, before Atripalda turn right towards Avellino Est on the SS7; take the third exit and continue for about 15 km following the Paternopoli signs and exit at the Poppano junction.